John Levon wrote: >>I have also created a kernel module that loops requesting and releasing >>the NMI, and counting the number of NMIs that actually get hit by the >>handler that is installed.. This is on a dual 2.8GHZ Pentium 4 machine >>with hyperthreading (so 4 processors, sort of). I have six processes >>doing the request/release and some other processes eating CPU on each >>processor. This has been running for almost three hours, about >>10,000,000 NMIs have occurred (around 1000/sec). Around 4700 NMIs have >>been caught by the handler, meaning that it was a close race between the >>removal and the NMI occurring. So it looks good. >> >> > >Can you send me the test module so I don't have to bother writing one >myself ? > >I'll try to test this weekend > Certainly. It's attached. Thanks, -Corey